Neptunas looked to be heading through but ran out of steam, SIG progressing 156-151 on aggregate after Damien Inglis came to the fore with a game-high 17 points.

SIG will face Group C rivals AEK in the quarter-finals after Kevin Punter's three-pointer with 2.8 seconds to play gave the Greek side a dramatic a 93-82 triumph over CEZ Nymnurk – and a 181-180 aggregate win.

Pinar Karsiyaka will be Murcia's next opponents following their 79-67 win over POAK, who went down 147-141 over the two legs, while Banvit take on AS Monaco following a 73-64 victory against Nanterre (147-130 on aggregate).